#元组练习
#想出五种食物，存储在一个元组中
foods = ('小龙虾','烧烤','火锅','面条','馄饨')
for food in foods:
    print(food)
#替换两种食品
foods = ('小龙虾','烧烤','汉堡','面条','pizza')
for food in foods:
    print(food)